propeller
🇬🇧/prəˈpelə(r)/ 🇺🇸/prəˈpelər/📚 12859 14 1六级A propeller is a device with blades attached to a boat or aircraft. The engine makes the propeller spin around and causes the boat or aircraft to move. 螺旋桨
noun [专属名词]（飞机或轮船的）螺旋桨，推进器
With a low-pitched rumbling noise, the propeller began to rotate.
随着低沉的隆隆声，螺旋桨开始旋转起来。
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